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(1華僑大學(xué)土木工程學(xué)院 泉州 362021;2天津建設(shè)銀行河北支行 300010)
【提要】 對(duì)三組復(fù)合墻板試件進(jìn)行了平面有限元分析并與擬靜力試驗(yàn)結(jié)果進(jìn)行了比較,分析了骨架曲線、墻板裂縫分布及發(fā)展、鋼筋應(yīng)力分布等。分析表明,由斜拉筋連接的復(fù)合墻板在邊框的約束下各部分能夠很好地共同工作,其受力性能接近或優(yōu)于普通實(shí)心剪力墻,為將復(fù)合墻板簡化為普通實(shí)心剪力墻進(jìn)行設(shè)計(jì)提供了試驗(yàn)和理論依據(jù)。邊框面積的增大以及邊框配筋的增加在一定程度上可以大大提高復(fù)合墻板的承載能力以及延性耗能性能,但要注意邊框尺寸和配筋的匹配問題。
【關(guān)鍵詞】 復(fù)合墻板 受力性能 分析
Analysis on Composite Wall Panels Using Finite Element Method/Li Shengcai1,Wang Yinghua2(1 College of Civil ngineering,Huaqiao University,Quanzhou 362021,China;2 Hebei Branch,Construction Bank of Tianjin,Tianjin 300010,China)
Abstract:Specimens of composite wall panels in three groups are analyzed using finite element method and analyzing results are compared with the pseudostatic shear test results. Calculating results,such as skeleton curve,distribution and development rules of cracks and stress distribution rules of steel bars etc.,are analyzed comparatively. The results show that two pieces of concrete plates connected by oblique tie bars and constrained by hidden frame can work in coordination very well,and load carrying behavior of the composite wall panel approaches or is better than that of the concrete solid shear wall panel,which can provide experimental and theoretical basis for simplifying the composite wall panel as the concrete solid shear wall panel to design.
The loadcarrying capacity and ductility energy consumption behavior of the composite wall panel can be largely increased by enlarging hidden frame area and reinforcement,but it is necessary to pay attention to the matching of the frame size and reinforcement.
Keywords:composite wall panels;load carrying behavior;analysis
*福建省自然科學(xué)基金(E0540004),建設(shè)部研究開發(fā)項(xiàng)目(06-k3-17),泉州市科技重點(diǎn)項(xiàng)目(2005G7),華僑大學(xué)人才引進(jìn)啟動(dòng)費(fèi)(04BS205)資助。
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